Home / 330,543.28-456,149.52-179,640.24

Finding the Fourth Proportional to 330,543.28, 456,149.52 and 179,640.24

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Solution

The fourth proportional to 330,543.28, 456,149.52 and 179,640.24 is: 247,903.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,543.28 : 456,149.52 = 179,640.24 : x
  2. Step 2: Convert to fraction form
    330,543.28/456,149.52 = 179,640.24/x
  3. Step 3: Cross multiply
    330,543.28x = 456,149.52 × 179,640.24
  4. Step 4: Simplify right side
    330,543.28x = 81,942,809,248.68
  5. Step 5: Solve for x
    x = 81,942,809,248.68/330,543.28
  6. Step 6: Final answer
    x = 247,903.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.